upgrade zero inflated lognormal loss, support export structure path, upgrade pre-commit hooks

Author: yangxudong

.github/workflows/code_style.yml

@@ -16,14 +16,11 @@ jobs:
           ref: ${{ github.event.pull_request.head.sha }}
           submodules: recursive
 
-      - name: Update pre-commit
+      - name: Clean pre-commit
         run: |
-          source ~/.bashrc
-          source activate tf25_py3
-          pip install --upgrade pre-commit>=3.0.0
           pre-commit --version
-          pre-commit clean
-          pre-commit install-hooks
+          pre-commit clean || true
+          pre-commit gc || true
 
       - name: RunCiTest
         id: run_ci_test